GMAC ResCap Names Treasurer

William F. Casey has been named treasurer of Residential Capital LLC, a subsidiary of GMAC Financial Services, effective April 2.Mr. Casey, 44, succeeds Louise M. Herrle, who has served as treasurer at GMAC ResCap since September 2004. Ms. Herrle, who will remain through May to assist with the transition, is leaving full-time corporate involvement to pursue personal interests, including active community work, the company said. For the past 18 months, Mr. Casey has been managing director and assistant treasurer of GMAC ResCap. Before joining GMAC ResCap, Mr. Casey was senior vice president and treasurer of GMAC Residential in Horsham, Pa., and held senior banking and treasury positions at Merrill Lynch, Union Bank of Switzerland, Smith Barney, and Mellon Bank.